Calhoun argued that the US Constitution was based on a pact by 13 sovereign states.
After the passage of the seventeenth amendment, Two senators were elected to serve each state. The seventeenth amendment to the united states constitution of the United States established the popular election of the United States Senators by the people of the states.
The American Revolution change American society socially. The Revolution also unleashed powerful political, social, and economic forces that would transform the post-Revolution politics and society
Answer:
The spines protect the cactus from predators eating it.
